Devices with MAC addresses that start with 90-3D-6B were manufactured by Zicon Technology Corp.

Device Manufacturer
Zicon Technology Corp.
Manufacturer Location
15F., No.688-2, Zhongzheng Rd., Zhonghe City, Taipei County 235
Taipei 23586
Estimated Devices using 90-3D-6B
16,256,250
Estimated Total Devices From Mfg
16,256,250
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